GB/T 13840-1992
Abolished
GB/T 23523-2009
Replaced
National standards
GB/T 23523-2009 Determination of germanium content in germanium renewable raw materials
GB/T 23523-2009 Determination of germanium content in germanium renewable raw materials
Basic Information
Standard Code:
GB/T 23523-2009
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
\nRare dispersed metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2009-04-08
Implement Date:
2010-02-01
Pages:
5 pages
Scope
This standard specifies the method for determining the germanium content in recycled germanium raw materials.
This standard is applicable to the determination of germanium in recycled germanium raw materials. The measurement range is 1% to 99%.
Development Information
Superseded by the following standards
Related Standards
GB/T 15677-1995
Replaced
GB/T 15677-1995 Lanthanum metal
GB/T 3136-1995
abolished_transferred
GB/T 3136-1995 Tantalum powders
GB/T 3463-1995
Abolished
GB/T 3463-1995 Tantalum wires
GB/T 3628-1995
Replaced
GB/T 3628-1995 Tantalum and tantalum alloy foils
GB/T 16476-1996
Replaced